Micro-Mark tests and evaluates 3D printers in our laboratory. We know that all 3D printers are not made equally. We only offer 3D printers that our evaluation team certify. We do not offer printers that fail our evaluation. 3D printers differ in price and features. The features are many and we have highlighted them in are 3D printer chart featured within each product page. The chart is designed to help you to decide which printer is right for you and your projects.